feat: publish sanitized Linux cloud-game MAA adapter
This commit is contained in:
@@ -0,0 +1,573 @@
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import asyncio
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import json
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import time
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import sys
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import signal
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import platform
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import logging
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import base64
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import os
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from pathlib import Path
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from typing import Optional, Coroutine
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try:
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from websockets.legacy.client import WebSocketClientProtocol
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except ImportError: # websockets >=12 removed legacy package
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from websockets.client import WebSocketClientProtocol # type: ignore[attr-defined]
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from io import BytesIO
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import requests
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from aiohttp import web
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from aiortc import RTCPeerConnection, RTCSessionDescription
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from aiortc.contrib.media import MediaRelay
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from sdk.wsconnect import (
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connect, object_from_string, encode_mess,
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pack_message, send_action, login, exit_game
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)
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# --- 配置 ---
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BASE_DIR = Path(__file__).resolve().parent
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GAME_CODE = os.getenv("MAA_ONLINE_GAME_CODE", "mrfz")
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TOKEN_FILE = Path(os.getenv("MAA_ONLINE_TOKEN_FILE", str(BASE_DIR / "token")))
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HOST = os.getenv("MAA_ONLINE_HOST", "127.0.0.1")
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PORT = int(os.getenv("MAA_ONLINE_PORT", "22888"))
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WIDTH = int(os.getenv("MAA_ONLINE_WIDTH", "1280"))
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HEIGHT = int(os.getenv("MAA_ONLINE_HEIGHT", "720"))
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FPS = os.getenv("MAA_ONLINE_FPS", "30")
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START_WAIT_SECONDS = float(os.getenv("MAA_ONLINE_START_WAIT_SECONDS", "30"))
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# --- 颜色定义 ---
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class Colors:
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RESET = '\033[0m'
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RED = '\033[31m'
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GREEN = '\033[32m'
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YELLOW = '\033[33m'
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BLUE = '\033[34m'
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CYAN = '\033[36m'
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BOLD = '\033[1m'
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if platform.system() == "Windows":
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asyncio.set_event_loop_policy(asyncio.WindowsSelectorEventLoopPolicy())
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# --- API 解码工具 ---
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def decode_api_response(encoded_data: str) -> dict:
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"""Decode base64 encoded API response from cg.163.com"""
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try:
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raw_bytes = base64.b64decode(encoded_data)
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except Exception:
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return {}
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# Find the decryption key by detecting JSON start pattern
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decode_key = None
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if len(raw_bytes) >= 2:
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first_byte = raw_bytes[0]
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second_byte = raw_bytes[1]
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for key_candidate in range(256):
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char1 = chr((first_byte - key_candidate) % 256)
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char2 = chr((second_byte - key_candidate) % 256)
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if char1 == "{" and char2 == "\"":
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decode_key = key_candidate
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break
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if decode_key is None:
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return {}
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decoded_str = "".join(chr((b - decode_key) % 256) for b in raw_bytes)
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try:
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return json.loads(decoded_str)
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except json.JSONDecodeError:
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return {}
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def fetch_user_info(token: str) -> dict:
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"""Fetch user info including remaining game time from cg.163.com API"""
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try:
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headers = {"Authorization": f"Bearer {token}"}
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response = requests.get(
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"https://n.cg.163.com/api/v2/users/@me",
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headers=headers,
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timeout=10
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)
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if response.status_code != 200:
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return {}
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return decode_api_response(response.text)
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except Exception as e:
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logging.warning(f"Failed to fetch user info: {e}")
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return {}
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# --- 全局状态 ---
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class AppState:
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def __init__(self):
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self.pc: Optional[RTCPeerConnection] = None
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self.sock: Optional[WebSocketClientProtocol] = None
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self.snapshotter: Optional['VideoSnapshotter'] = None
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self.is_ready = False
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self.width = WIDTH
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self.height = HEIGHT
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self.token: Optional[str] = None
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self.cloud_game_task: Optional[asyncio.Task] = None
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self.ready_event = asyncio.Event()
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self.last_error: Optional[str] = None
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def reset(self):
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self.pc = None
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self.sock = None
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self.snapshotter = None
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self.is_ready = False
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self.token = None
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self.cloud_game_task = None
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app_state = AppState()
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# --- 快照工具 (从 ark-demo.py 移植并修改) ---
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class VideoSnapshotter:
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def __init__(self, video_track):
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self._track = video_track
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self._task: Optional[asyncio.Task] = None
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self._last_frame = None
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self._got_first = asyncio.Event()
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self._running = False
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self._last_recv_ts: float = 0.0
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def start(self):
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if self._task:
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return
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self._running = True
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self._task = asyncio.create_task(self._pump())
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async def _pump(self):
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try:
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while self._running:
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frame = await self._track.recv()
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self._last_frame = frame
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self._last_recv_ts = time.monotonic()
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if frame.width > 0 and frame.height > 0:
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app_state.width = frame.width
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app_state.height = frame.height
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if not self._got_first.is_set():
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self._got_first.set()
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except asyncio.CancelledError:
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pass # 任务被取消是正常的
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except Exception:
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pass
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async def wait_ready(self, timeout=20.0):
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try:
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await asyncio.wait_for(self._got_first.wait(), timeout=timeout)
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return True
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except asyncio.TimeoutError:
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return False
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async def snapshot_bytes(self, fmt="png") -> Optional[bytes]:
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if not self._got_first.is_set():
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return None
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if self._last_recv_ts and time.monotonic() - self._last_recv_ts > 10:
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self._last_frame = None
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if app_state.is_ready:
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app_state.is_ready = False
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logging.warning("Video stream stale for over 10s; marking service as not ready")
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return None
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frame = self._last_frame
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if frame is None:
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return None
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try:
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from PIL import Image
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img = frame.to_image()
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with BytesIO() as bio:
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img.save(bio, format=fmt.upper())
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return bio.getvalue()
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except Exception as exc:
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logging.exception("Failed to encode cloud-game frame: %s", exc)
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return None
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async def stop(self):
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self._running = False
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if self._task:
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self._task.cancel()
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try:
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await self._task
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except asyncio.CancelledError:
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pass
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self._task = None
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# --- API 处理函数 ---
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async def handle_info(request: web.Request):
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if not app_state.is_ready:
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status = "connecting" if app_state.cloud_game_task and not app_state.cloud_game_task.done() else "disconnected"
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if app_state.last_error:
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status = "error"
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return web.json_response({
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"status": status,
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"message": app_state.last_error or "Cloud gaming service not ready or not connected.",
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})
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return web.json_response({
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"status": "ok",
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"width": app_state.width,
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"height": app_state.height,
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})
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async def handle_account(request: web.Request):
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if not app_state.token:
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return web.json_response({"status": "login_required"}, status=401)
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loop = asyncio.get_running_loop()
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user_info = await loop.run_in_executor(None, fetch_user_info, app_state.token)
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if not user_info:
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return web.json_response({"status": "error", "message": "Failed to query account."}, status=502)
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return web.json_response({
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"status": "ok",
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"remaining_time": user_info.get("free_time_left"),
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})
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async def handle_screencap(request: web.Request):
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if not app_state.is_ready or not app_state.snapshotter:
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return web.json_response({"status": "error", "message": "Service not ready"}, status=503)
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image_bytes = await app_state.snapshotter.snapshot_bytes(fmt="png")
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if not image_bytes:
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return web.json_response({"status": "error", "message": "Failed to capture screen"}, status=500)
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return web.Response(body=image_bytes, content_type="image/png")
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async def handle_click(request: web.Request):
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if not app_state.is_ready or not app_state.sock:
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return web.json_response({"status": "error", "message": "Service not ready"}, status=503)
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try:
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data = await request.json()
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x, y = int(data['x']), int(data['y'])
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except (json.JSONDecodeError, KeyError, TypeError, ValueError):
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return web.json_response({"status": "error", "message": "Invalid request body"}, status=400)
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if not (0 <= x < app_state.width and 0 <= y < app_state.height):
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return web.json_response({"status": "error", "message": "Coordinates out of range"}, status=400)
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logging.warning(f"Action: Click at ({x}, {y})")
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# 1. 先移动鼠标到目标位置
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move_action = pack_message("mm", {"x": x, "y": y})
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await send_action(app_state.sock, move_action)
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await asyncio.sleep(0.05) # 短暂等待,模拟真实操作
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# 2. 再执行点击操作
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click_action = pack_message("cm", {"x": x, "y": y})
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await send_action(app_state.sock, click_action)
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return web.json_response({"status": "ok"})
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async def handle_swipe(request: web.Request):
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if not app_state.is_ready or not app_state.sock:
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return web.json_response({"status": "error", "message": "Service not ready"}, status=503)
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try:
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data = await request.json()
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start_x, start_y = int(data['x1']), int(data['y1'])
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end_x, end_y = int(data['x2']), int(data['y2'])
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swipe_duration = int(data['duration'])
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except (json.JSONDecodeError, KeyError, TypeError, ValueError):
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return web.json_response({"status": "error", "message": "Invalid request body"}, status=400)
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if not (50 <= swipe_duration <= 10000):
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return web.json_response({"status": "error", "message": "Duration must be between 50 and 10000 ms"}, status=400)
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logging.warning(f"Action: Swipe from ({start_x}, {start_y}) to ({end_x}, {end_y}) in {swipe_duration}ms")
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# The web client protocol uses raw video-frame pixel coordinates, matching
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# the existing mouse move/click commands. Keep swipe in the same space.
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def clamp_coord(pixel_val: int, dimension: int) -> int:
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return max(0, min(pixel_val, dimension - 1))
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screen_width = app_state.width
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screen_height = app_state.height
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num_points = max(5, swipe_duration // 30)
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interval = swipe_duration / 1000.0 / num_points
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touch_id = 0
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def create_touch_cmd(evt_type: int, px: int, py: int, tid: int) -> dict:
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"""Create a touch command in raw video-frame pixel coordinates."""
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raw_x = clamp_coord(px, screen_width)
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raw_y = clamp_coord(py, screen_height)
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timestamp = str(int(time.time() * 1000))
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cmd_str = f"{evt_type} {raw_x} {raw_y} {tid}"
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return {"id": timestamp, "op": "input", "data": {"cmd": cmd_str}}
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# Touch down at starting point
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down_cmd = create_touch_cmd(1, start_x, start_y, touch_id)
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await send_action(app_state.sock, down_cmd)
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await asyncio.sleep(0.02)
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# Move through path points
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delta_x = end_x - start_x
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delta_y = end_y - start_y
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for step in range(1, num_points + 1):
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progress = step / num_points
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current_x = int(start_x + delta_x * progress)
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current_y = int(start_y + delta_y * progress)
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move_cmd = create_touch_cmd(2, current_x, current_y, touch_id)
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await send_action(app_state.sock, move_cmd)
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await asyncio.sleep(interval)
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# Touch up at ending point
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up_cmd = create_touch_cmd(3, end_x, end_y, touch_id)
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await send_action(app_state.sock, up_cmd)
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return web.json_response({"status": "ok"})
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async def handle_input(request: web.Request):
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if not app_state.is_ready or not app_state.sock:
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return web.json_response({"status": "error", "message": "Service not ready"}, status=503)
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try:
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data = await request.json()
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text = str(data['text'])
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except (json.JSONDecodeError, KeyError, TypeError):
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return web.json_response({"status": "error", "message": "Invalid request body, 'text' field is required"}, status=400)
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if not text or len(text) > 1024:
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return web.json_response({"status": "error", "message": "Text length must be between 1 and 1024"}, status=400)
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for char in text:
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action = pack_message("ip", {"word": char})
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await send_action(app_state.sock, action)
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await asyncio.sleep(0.05)
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return web.json_response({"status": "ok"})
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async def handle_start(request: web.Request):
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if app_state.is_ready:
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return web.json_response({"status": "ok", "message": "Cloud game connection already active."})
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if not TOKEN_FILE.is_file():
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return web.json_response(
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{"status": "login_required", "message": "Run login.py before starting the cloud game."},
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status=401,
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)
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if app_state.cloud_game_task and app_state.cloud_game_task.done():
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app_state.cloud_game_task = None
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if not app_state.cloud_game_task:
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app_state.last_error = None
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app_state.ready_event.clear()
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app_state.cloud_game_task = asyncio.create_task(run_cloud_game())
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try:
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await asyncio.wait_for(app_state.ready_event.wait(), timeout=START_WAIT_SECONDS)
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except asyncio.TimeoutError:
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return web.json_response(
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{"status": "connecting", "message": "Cloud game connection is still starting."},
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status=202,
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)
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if app_state.is_ready:
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return web.json_response({"status": "ok", "message": "Cloud game connection is ready."})
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return web.json_response(
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{"status": "error", "message": app_state.last_error or "Cloud game connection failed."},
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status=502,
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)
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async def handle_exit(request: web.Request):
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if not app_state.cloud_game_task or app_state.cloud_game_task.done():
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return web.json_response({"status": "ok", "message": "No active cloud game connection to exit."})
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print(f"{Colors.CYAN}[*] Received exit request. Disconnecting from cloud game...{Colors.RESET}")
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app_state.cloud_game_task.cancel()
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try:
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await app_state.cloud_game_task
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except asyncio.CancelledError:
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pass # Expected
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return web.json_response({"status": "ok", "message": "Cloud game connection terminated."})
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async def handle_root(request: web.Request):
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raise web.HTTPMovedPermanently('/info')
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# --- 云游戏连接逻辑 ---
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async def run_cloud_game():
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try:
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try:
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token = TOKEN_FILE.read_text(encoding="utf-8").strip()
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except FileNotFoundError:
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token = ""
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if not token:
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raise RuntimeError("login token is missing; run login.py first")
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app_state.token = token
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print(f"{Colors.CYAN}[*] Connecting to cloud gaming service...{Colors.RESET}")
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res, sock = await connect(token, GAME_CODE, w=app_state.width, h=app_state.height, fps=FPS)
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app_state.sock = sock
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remote = object_from_string(res)
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if not isinstance(remote, RTCSessionDescription):
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raise RuntimeError(f"Unexpected offer type from signaling: {type(remote)!r}")
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pc = RTCPeerConnection()
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app_state.pc = pc
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relay = MediaRelay()
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track_event = asyncio.Event()
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@pc.on("track")
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def on_track(track):
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if track.kind == "video":
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print(f"{Colors.BLUE}[*] Video track received.{Colors.RESET}")
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app_state.snapshotter = VideoSnapshotter(relay.subscribe(track))
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app_state.snapshotter.start()
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track_event.set()
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await pc.setRemoteDescription(remote)
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answer = await pc.createAnswer()
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if answer is None:
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raise RuntimeError("Failed to create SDP answer")
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patched = RTCSessionDescription(
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sdp=answer.sdp.replace("a=setup:active", "a=setup:passive"),
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type=answer.type,
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)
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await pc.setLocalDescription(patched)
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msg = {"id": str(int(time.time() * 1000)), "op": "answer", "data": {"sdp": patched.sdp}}
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await sock.send(encode_mess(json.dumps(msg)))
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print(f"{Colors.YELLOW}[*] Waiting for video stream...{Colors.RESET}")
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await asyncio.wait_for(track_event.wait(), timeout=20.0)
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if app_state.snapshotter and await app_state.snapshotter.wait_ready():
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app_state.is_ready = True
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app_state.ready_event.set()
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print(f"{Colors.GREEN}{Colors.BOLD}[✓] Cloud game ready. API is active.{Colors.RESET}")
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else:
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raise RuntimeError("failed to receive the first cloud-game video frame")
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|
||||
# Use a cancellable wait instead of Event().wait()
|
||||
# This allows the task to be properly cancelled by signals
|
||||
while True:
|
||||
await asyncio.sleep(1)
|
||||
|
||||
except asyncio.CancelledError:
|
||||
print(f"\n{Colors.CYAN}[*] Cloud game task cancelled.{Colors.RESET}")
|
||||
except Exception as e:
|
||||
app_state.last_error = str(e)
|
||||
app_state.ready_event.set()
|
||||
print(f"\n{Colors.RED}[!] An error occurred in cloud game task: {e}{Colors.RESET}", file=sys.stderr)
|
||||
logging.exception("Cloud game task error")
|
||||
finally:
|
||||
print(f"{Colors.CYAN}[*] Cleaning up cloud game resources...{Colors.RESET}")
|
||||
|
||||
token_to_use = app_state.token
|
||||
pc_to_close = app_state.pc
|
||||
sock_to_close = app_state.sock
|
||||
snapshotter_to_stop = app_state.snapshotter
|
||||
|
||||
# 重置状态
|
||||
app_state.reset()
|
||||
|
||||
if token_to_use:
|
||||
print(f"{Colors.CYAN}[*] Sending exit command to cloud game server...{Colors.RESET}")
|
||||
try:
|
||||
loop = asyncio.get_running_loop()
|
||||
await loop.run_in_executor(None, exit_game, token_to_use, GAME_CODE)
|
||||
except Exception as exc:
|
||||
logging.warning("Failed to release remote cloud-game session: %s", exc)
|
||||
|
||||
async def close_with_timeout(awaitable: Coroutine, timeout=5.0):
|
||||
try:
|
||||
await asyncio.wait_for(awaitable, timeout=timeout)
|
||||
except (asyncio.TimeoutError, asyncio.CancelledError):
|
||||
pass
|
||||
except Exception:
|
||||
pass
|
||||
|
||||
if snapshotter_to_stop:
|
||||
await close_with_timeout(snapshotter_to_stop.stop())
|
||||
if pc_to_close and pc_to_close.connectionState != "closed":
|
||||
await close_with_timeout(pc_to_close.close())
|
||||
if sock_to_close and sock_to_close.close_code is None:
|
||||
await close_with_timeout(sock_to_close.close())
|
||||
|
||||
print(f"{Colors.GREEN}[✓] Cloud game resources cleaned up.{Colors.RESET}")
|
||||
|
||||
|
||||
async def cleanup_background_tasks(app: web.Application):
|
||||
if app_state.cloud_game_task and not app_state.cloud_game_task.done():
|
||||
print(f"\n{Colors.CYAN}Server shutting down. Cleaning up active cloud game connection...{Colors.RESET}")
|
||||
app_state.cloud_game_task.cancel()
|
||||
try:
|
||||
await app_state.cloud_game_task
|
||||
except asyncio.CancelledError:
|
||||
pass
|
||||
|
||||
# --- 主函数 ---
|
||||
async def run_server():
|
||||
"""Run the aiohttp server with proper signal handling."""
|
||||
logging.basicConfig(level=logging.INFO,
|
||||
format='%(asctime)s - %(levelname)s - %(message)s')
|
||||
access_log = logging.getLogger("aiohttp.access")
|
||||
|
||||
app = web.Application()
|
||||
app.add_routes([
|
||||
web.get('/', handle_root),
|
||||
web.get('/info', handle_info),
|
||||
web.get('/account', handle_account),
|
||||
web.get('/screencap', handle_screencap),
|
||||
web.post('/click', handle_click),
|
||||
web.post('/swipe', handle_swipe),
|
||||
web.post('/input', handle_input),
|
||||
web.post('/start', handle_start),
|
||||
web.post('/exit', handle_exit),
|
||||
])
|
||||
|
||||
app.on_cleanup.append(cleanup_background_tasks)
|
||||
|
||||
runner = web.AppRunner(app, access_log=access_log)
|
||||
await runner.setup()
|
||||
|
||||
site = web.TCPSite(runner, HOST, PORT)
|
||||
await site.start()
|
||||
|
||||
print(f"{Colors.GREEN}{Colors.BOLD}[✓] API server is running at http://{HOST}:{PORT}{Colors.RESET}")
|
||||
print(f"{Colors.YELLOW}Send POST to /start to connect to the cloud game.{Colors.RESET}")
|
||||
print(f"{Colors.YELLOW}(Press CTRL+C to quit){Colors.RESET}")
|
||||
|
||||
# Create shutdown event
|
||||
shutdown_event = asyncio.Event()
|
||||
|
||||
# Setup signal handlers
|
||||
loop = asyncio.get_running_loop()
|
||||
|
||||
def signal_handler():
|
||||
print(f"\n{Colors.CYAN}[*] Shutdown signal received...{Colors.RESET}")
|
||||
shutdown_event.set()
|
||||
|
||||
# Register signal handlers
|
||||
# Note: loop.add_signal_handler() is not supported on Windows event loops,
|
||||
# so the KeyboardInterrupt fallback in main() is needed for Windows support
|
||||
if platform.system() != "Windows":
|
||||
for sig in (signal.SIGINT, signal.SIGTERM):
|
||||
loop.add_signal_handler(sig, signal_handler)
|
||||
|
||||
try:
|
||||
# Wait for shutdown signal
|
||||
await shutdown_event.wait()
|
||||
except asyncio.CancelledError:
|
||||
pass
|
||||
finally:
|
||||
print(f"{Colors.CYAN}[*] Shutting down server...{Colors.RESET}")
|
||||
# Cleanup cloud game task if running
|
||||
if app_state.cloud_game_task and not app_state.cloud_game_task.done():
|
||||
app_state.cloud_game_task.cancel()
|
||||
try:
|
||||
await app_state.cloud_game_task
|
||||
except asyncio.CancelledError:
|
||||
pass
|
||||
await runner.cleanup()
|
||||
print(f"{Colors.GREEN}[✓] Server stopped.{Colors.RESET}")
|
||||
|
||||
def main():
|
||||
try:
|
||||
asyncio.run(run_server())
|
||||
except KeyboardInterrupt:
|
||||
# This handles Ctrl+C on Windows
|
||||
print(f"\n{Colors.GREEN}[✓] Server stopped by user.{Colors.RESET}")
|
||||
|
||||
if __name__ == "__main__":
|
||||
main()
|
||||
Reference in New Issue
Block a user